2639851520

素因数分解:

$2^{12}\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1553}}^1$

素因数の和:1665

約数の個数: 104

約数和(自身を含む): 6415322256

約数和(自身を除く): 3775470736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 320, 332, 415, 512, 640, 664, 830, 1024, 1280, 1328, 1553, 1660, 2048, 2560, 2656, 3106, 3320, 4096, 5120, 5312, 6212, 6640, 7765, 10240, 10624, 12424, 13280, 15530, 20480, 21248, 24848, 26560, 31060, 42496, 49696, 53120, 62120, 84992, 99392, 106240, 124240, 128899, 169984, 198784, 212480, 248480, 257798, 339968, 397568, 424960, 496960, 515596, 644495, 795136, 849920, 993920, 1031192, 1288990, 1590272, 1699840, 1987840, 2062384, 2577980, 3180544, 3975680, 4124768, 5155960, 6361088, 7951360, 8249536, 10311920, 15902720, 16499072, 20623840, 31805440, 32998144, 41247680, 65996288, 82495360, 131992576, 164990720, 263985152, 329981440, 527970304, 659962880, 1319925760, 2639851520]

約数ペア:

[(1, 2639851520), (2, 1319925760), (4, 659962880), (5, 527970304), (8, 329981440), (10, 263985152), (16, 164990720), (20, 131992576), (32, 82495360), (40, 65996288), (64, 41247680), (80, 32998144), (83, 31805440), (128, 20623840), (160, 16499072), (166, 15902720), (256, 10311920), (320, 8249536), (332, 7951360), (415, 6361088), (512, 5155960), (640, 4124768), (664, 3975680), (830, 3180544), (1024, 2577980), (1280, 2062384), (1328, 1987840), (1553, 1699840), (1660, 1590272), (2048, 1288990), (2560, 1031192), (2656, 993920), (3106, 849920), (3320, 795136), (4096, 644495), (5120, 515596), (5312, 496960), (6212, 424960), (6640, 397568), (7765, 339968), (10240, 257798), (10624, 248480), (12424, 212480), (13280, 198784), (15530, 169984), (20480, 128899), (21248, 124240), (24848, 106240), (26560, 99392), (31060, 84992), (42496, 62120), (49696, 53120)]